Re: with-pgtk: C-; turns into plain ';'

[Tim Cross]

Eli Zaretskii <eliz@gnu.org> writes:

>> From: Po Lu <luangruo@yahoo.com>
>> Cc: emacs-devel@gnu.org,  raman@google.com
>> Date: Tue, 15 Feb 2022 22:03:36 +0800
>> 
>> Eli Zaretskii <eliz@gnu.org> writes:
>> 
>> > IMNSHO, not explicitly enough:
>> >
>> >   ** Emacs now supports being built with pure GTK.
>> >   To use this option, make sure the GTK 3 and Cairo development files
>> >   are installed, and configure Emacs with the option '--with-pgtk'.
>> >   Unlike the default X and GTK build, the resulting Emacs binary will
>> >   work on any underlying window system supported by GDK, such as
>> >   Wayland and Broadway.
>> >
>> > No matter how many times I re-read this, I fail to understand that it
>> > tells me not to use it on X, and it definitely doesn't warn me of any
>> > downsides if I do.  A word of warning is definitely in order there.
>> 
>> How about "the resulting Emacs binary is supposed to work with window
>> systems other than X that are supported by GDK, such as Wayland and
>> Broadway"?
>
> I'd suggest something more explicit, like
>
>   We do not recommend that you use this configuration, unless you are
>   running a window system that's supported by GDK, such as Wayland or
>   Broadway.  Running this configuration on X is known to have
>   problems, like ...
>
> (describe a couple of problems instead of the ellipsis).

Yes, I think it needs to be this explicit. The suggested entgry from Po
Lu is still too oblique and fails to be explicit about known issues.
Something also seems "wrong" with a statement which includes "is
supposed to work".